71309971 is an odd 8-digits composite number following 71309970
and preceding 71309972 . In scientific notation, it is written as 7.1309971 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 71240944 positive integers (up to 71309971) that are relatively prime to 71309971.
71309971 has 4 divisors, whose sum is 71379000
The reverse of 71309971 is 17990317
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred nine thousand nine hundred seventy-one
Scientific notation
7.1309971 × 10^7
Engineering notation
7.1309971 × 10^6
Prime Factorization
1049 × 67979
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71309971
Product of the distinct prime numbers
The prime factorization of 71309971 is 1049 × 67979.
Since it has a total of 2 prime factors.
5 , 9 , 62 , 77 , 753 , 159 , 8604 , 3338 , 25515 , 50841 , 54176 , 305732 , 8066983 , 2099553 , 11833030 , 72699470 , 575931289 , 242901677 , 4916946275 , 9866326570
n×2
142619942
n×3
213929913
n×4
285239884
n×5
356549855
n÷2
35654985.5
n÷3
23769990.333333
n÷3
17827492.75
n÷5
14261994.2
n2
5085111964020841
n3
3.6261918668608E+23
n4
2.5858363686628E+31
n5
1.8439591646009E+39
2 √n
8444.5231363292
3 √n
414.68349797389
4 √n
91.894086514472
5 √n
37.207462435501
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71309970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71309971 can be divided by 4 positive divisors.
The sum of these divisors (counting 71309971) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000001101010010011
3
Ternary
11222011220220001
4
Quaternary
10100001222103
5
Quinary
121223404341
6
Senary
11024230431
8
Octal
420015223
10
Decimal
71309971
12
Duodecimal
1ba6b417
16
Hexadecimal
4401a93
20
Vigesimal
125deib
36
Base36
16gf4j
md5
44c3ed52cc598da9b9cdc0698e12dd95
sha1
516f70dcbf50a6dfa153bfbedeb42ba76fadb8b1
sha256
8d4f369cf6c9d74e076a3061f08a365150ad0358996ec1a9d8d1f2c6851c071c
sha512
5ca3ae051f5065f2dc5a59191f10e6ce7e38e4a992ffaf09e1175d9490e595aecc69136badeae134bc6d27967fb90d81d5b89cf3adbbbb414bb009b1bfa39332
ripemd-160
4eb7729ef1e77b81c22f3b8b5569d9e3146c7cd2
Diameter
142619942
Circumference
448053762.0426
Area
1.5975350388849E+16
Volume
1.5189356972583E+24
Surface area
6.3901401555398E+16
Circumference
448053762.0426
Perimeter
285239884
Area
5085111964020841
Diagonal
100847528.12063
Surface area
30510671784125046
Volume
3.6261918668608E+23
Space diagonal
123512492.85826
Perimeter
213929913
Area
2.2019180709651E+15
Altitude
61756246.429132
Surface area
2.2019180709651E+15
Volume
4.2735080982346E+22
Height
33615842.706877